[INFO] fetching crate devx-cmd 0.3.1...
[INFO] testing devx-cmd-0.3.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate devx-cmd 0.3.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate devx-cmd 0.3.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate devx-cmd 0.3.1
[INFO] finished tweaking crates.io crate devx-cmd 0.3.1
[INFO] tweaked toml for crates.io crate devx-cmd 0.3.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1cdd15a9a39dc3bb9eca51fc1d784bfd3aa6e6f1ab9838ad86441ea8b17a1308
[INFO] running `Command { std: "docker" "start" "-a" "1cdd15a9a39dc3bb9eca51fc1d784bfd3aa6e6f1ab9838ad86441ea8b17a1308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cdd15a9a39dc3bb9eca51fc1d784bfd3aa6e6f1ab9838ad86441ea8b17a1308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cdd15a9a39dc3bb9eca51fc1d784bfd3aa6e6f1ab9838ad86441ea8b17a1308", kill_on_drop: false }`
[INFO] [stdout] 1cdd15a9a39dc3bb9eca51fc1d784bfd3aa6e6f1ab9838ad86441ea8b17a1308
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d867cb6043f6cceba73686cf0d40aab5e189ad32f32f0292619b5a17b2e25328
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d867cb6043f6cceba73686cf0d40aab5e189ad32f32f0292619b5a17b2e25328", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling devx-cmd v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `Command { std: "docker" "inspect" "d867cb6043f6cceba73686cf0d40aab5e189ad32f32f0292619b5a17b2e25328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d867cb6043f6cceba73686cf0d40aab5e189ad32f32f0292619b5a17b2e25328", kill_on_drop: false }`
[INFO] [stdout] d867cb6043f6cceba73686cf0d40aab5e189ad32f32f0292619b5a17b2e25328
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cda70aaf6a4bbe38405216310ef95ab28d35ecc555bd55d6cb1a038ca108620a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cda70aaf6a4bbe38405216310ef95ab28d35ecc555bd55d6cb1a038ca108620a", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_logger v1.11.0
[INFO] [stderr]    Compiling devx-cmd v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.88s
[INFO] running `Command { std: "docker" "inspect" "cda70aaf6a4bbe38405216310ef95ab28d35ecc555bd55d6cb1a038ca108620a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cda70aaf6a4bbe38405216310ef95ab28d35ecc555bd55d6cb1a038ca108620a", kill_on_drop: false }`
[INFO] [stdout] cda70aaf6a4bbe38405216310ef95ab28d35ecc555bd55d6cb1a038ca108620a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 525270b811c2a6293ad92409426f54040edd6b43ef43bd887f59dc3a51814a87
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "525270b811c2a6293ad92409426f54040edd6b43ef43bd887f59dc3a51814a87", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/devx_cmd-e5ef72b71b55e4f2
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests devx-cmd
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - cmd (line 85) ... ok
[INFO] [stdout] test src/lib.rs - Cmd (line 169) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "525270b811c2a6293ad92409426f54040edd6b43ef43bd887f59dc3a51814a87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "525270b811c2a6293ad92409426f54040edd6b43ef43bd887f59dc3a51814a87", kill_on_drop: false }`
[INFO] [stdout] 525270b811c2a6293ad92409426f54040edd6b43ef43bd887f59dc3a51814a87